Product Features
B00 Series 12-36V 112dB Reversing buzzer
B00 series heavy – duty alarms, especially the reversing buzzer within them, are appropriate for heavy machinery and equipment as they can meet the requirements of harsh environments. The excavator travel alarm, which is a kind of reversing buzzer, serves as a back – up alarm. When the excavator is moving in different directions during travel, the reversing buzzer will make a sound to alert the driver and surrounding people to focus on safety.
Specification :
Specifications of B00 HEAVY DUTY REVERSING BUZZER
| Model | Voltage (VDC) | Output level(±4dBA @4FT) | Remarks |
|---|---|---|---|
| UR-B01C | 12~36 | 107 | continuous sound |
| UR-B02 | 12~36 | 107 | beep sound |
| UR-B04A | 12~36 | 112 | beep sound |
| UR-B04-5 | 12~48 | 115 | siren sound |
| UR-B05 | 12~36 | 87~107 | self adjusting |
B10 12-24V 100dB tonal buzzer reversing buzzer
B10 tone buzzer is a relatively lightweight back up alarm, suitable for small vehicles and forklifts. High cost-effectiveness.
Specification :
| Model | Voltage (VDC) | Output level(±4dBA @4FT) | Remarks |
| UR-B11WH | 12~24 | 100 | beep sound |
| UR-B11WH-C | 12~24 | 100 | continuous sound |
| UR-B15 | 12~48 | 100 | beep sound |
| UR-B11CT | 12~24 | 100 | beep sound (enlarged housing) |
Characteristics of car reverse alarm:
The white noise backup alarm is highly sensitive and can quickly respond to emergency situations.
It emits clear and distinguishable white noise during the backup alarm process.
Our white noise backup alarm has a stable and durable structure for long – term use.
The white noise backup alarm is designed with advanced technology to ensure accurate operation.
With its unique algorithm, the white noise backup alarm minimizes false alarms.
UR-B20 series 12~24V or 12~48V white noise backup alarm
B20 series white noise backup alarm can provide workers and pedestrians with clearer and more distinct warning sounds in loud noise environments, without producing sharp noises like traditional backup alarms, thereby reducing listener fatigue and discomfort.
Specification :
| Model | Voltage (VDC) | Output level(±4dBA @4FT) | Remarks |
| UR-B21 | 12~48 | 97 | white noise optional |
| UR-B22 | 12~48 | 102 | white noise (12~24V)available |
| UR-B23 | 12~48 | bespoke message | |
| UR-B24 | 12~48 | 107 | |
| UR-B26 | 12~48 | 87 | white noise available |
Advantages of white noise backup alarm:
1.White noise backup alarm provides reliable backup alerting functionality, ensuring safety in various situations. It can work effectively even in complex environments, making it a great choice for different applications.
2.The unique design of white noise backup alarm allows for clear and distinct sound output. This feature enables users to easily recognize the alarm among other noises, enhancing its practicality and effectiveness in emergency scenarios where white noise backup alarm is crucial.
3.White noise backup alarm is highly durable and built with quality materials. It can withstand harsh conditions and long – term use, maintaining its excellent performance for a long time. This durability ensures that the white noise backup alarm will be ready whenever it’s needed.
4.This white noise backup alarm has a wide range of adjustability. Users can customize the volume, frequency, and other parameters according to specific requirements. Such flexibility makes the white noise backup alarm adaptable to diverse working and living environments.
5.White noise backup alarm is energy – efficient. It consumes less power while providing continuous and stable backup alarm services. This advantage not only reduces the cost of operation but also makes the white noise backup alarm more environmentally friendly.
UR-B30 series 12~24V or 12~48V white noise backup alarm
B30 series white noise backup alarm can provide workers and pedestrians with clearer and more distinct warning sounds in loud noise environments, without producing sharp noises like traditional backup alarms, thereby reducing listener fatigue and discomfort.
Specification :
| Model | Voltage (VDC) | Output level(±4dBA @4FT) | Remarks |
| UR-B31 | 12~48 | 97 | white noise optional |
| UR-B32 | 12~48 | 102 | white noise (12~24V) optional |
| UR-B33 | 12~48 | voice alarm | multiple voice options, customizable voice |
| UR-B34 | 12~48 | 107 | beep sound |
| UR-B36 | 12~48 | 87 | white noise optional |
| UR-B37 | 12~48 | 77~97 | intelligent voice change |
| UR-B38 | 12~48 | 82~102 | intelligent voice change |
Characteristics of car reverse alarm:
The white noise backup alarm is highly sensitive and can quickly respond to emergency situations.It emits clear and distinguishable white noise during the backup alarm process.Our white noise backup alarm has a stable and durable structure for long – term use.The white noise backup alarm is designed with advanced technology to ensure accurate operation.With its unique algorithm, the white noise backup alarm minimizes false alarms.
B40 12-48V 112dB back up alarm reversing alarm
Universal alarm is generally used for small and medium-sized excavators, and high decibel warning sound effectively alerts nearby pedestrians and vehicles to avoid dangerous areas.
Specification :
| Model | Voltage (VDC) | Output level(±4dBA @4FT) | Remarks |
| UR-B41 | 12~48 | 97/107 | manually adjust the output level(2 gears optional) |
| UR-B42 | 12~48 | 97 | beep sound |
| UR-B43 | 12~48 | 107 | beep sound |
| UR-B44 | 12~48 | 112 | beep sound |
| UR-B45 | 12~24 | voice alarm | multiple voice options, customizable voice |
The B50 series alarms are suitable for light commercial vehicles. When the vehicle is reversing to the rear, the alarm will emit a beep tone accompanied by a light source to remind the driver and surrounding personnel to pay attention to safety.
UR-B50 Series Audible and Visual Alarm 12-48V 102dB/97dB/92dB/87dB Traveling Buzzer
B50 is specially designed for light commercial vehicles. When the vehicle makes a reverse maneuver, this alarm will automatically:
Emit a clear warning sound
Equipped with a light source (visual indicator)
Provide double warning to the driver and people around
Improves safety when parking or moving backwards
This device is perfect for use on light trucks, vans, commercial vehicles, and work environments that require visual & audio alerts when the vehicle is backing up.
Translated with DeepL.com (free version)
Specification :
| Model | Voltage (VDC) | Output level(±4dBA @4FT) | Remarks |
| UR-B51W-SW | 12~24 | 87-102db | |
| UR-B52W | 12~48 | 102 | |
| UR-B51WL-SW | 12~24 | 87-102db | LED Light |
| UR-B52WL | 12~24 | 87-102db | LED Light |
Characteristics of car reverse alarm:
1.High – decibel output: Car back up alarm is designed with a powerful sound system, capable of producing a loud noise to effectively alert people in the surrounding area.
2.Durable construction: Made with robust materials, car back up alarm can withstand harsh environmental conditions, such as extreme temperatures, dust, and moisture.
3.Easy installation: Car back up alarm comes with a simple installation process, allowing it to be quickly and conveniently mounted on various vehicles.
4.Wide – angle detection: The sensor of car back up alarm has a wide – angle detection range, ensuring that it can detect obstacles or people from different directions.
5.Adjustable sensitivity: Car back up alarm has an adjustable sensitivity feature, enabling users to customize its performance according to specific needs and environments.
YS-B60 12-48V 112dB car back up alarm
Car back up alarm, especially the industrial – type one, serves as an excellent backup alarm. It is designed to be highly suitable for harsh working environments. With a universal size, its installation process is a breeze. This remarkable car back up alarm plays a crucial role in enhancing safety within the construction area. Its loud and clear sound can effectively alert pedestrians and staff in the vicinity of large equipment.Moreover, the car back up alarm’s unique features make it stand out among other similar products. It provides reliable warning signals just like a vigilant guardian. Multiple car back up alarms can be installed in different positions around the construction site or industrial area to ensure comprehensive coverage. Their presence significantly reduces the risk of accidents caused by the operation of large machinery and vehicles, making the working environment much safer.
Specification :
| Model | Voltage(VDC) | Output Level (±4dBA @4FT) | Remarks |
| UR-B61 | 12~48 | 107 | white noise (12-24V) optional |
| UR-B62 | 12~48 | 112 | beep sound |
| UR-B62H | 16~32 | 115 | beep sound |
| UR-B63 | 12~48 | 102 | white noise (12-24V) optional |
- B70 series is made for truck bus applications in medium/high noise areas.
- Intelligent models measure the ambient noise level and adjust their output level.
- create a volume that is safe without being annoying or contributing to noise pollution.
- Designed to meet all hash conditions and provide splendid durability.
- Sealed in epoxy for protection against dust, moisture and vibration.
- Easy to install, and many optional connectors/wire.
- RoHS compliant, CE certified
B70 12~24V Backup Alarm Waterproof Emark Backup Beeper for Car
Reversing alarms and warning alarms, also known as backup alarms or reversing buzzers, are installed in vehicles and equipment to alert pedestrians, workers, and other nearby people to the presence of large moving objects that may be difficult to see. They are commonly used in construction machinery, garbage trucks, delivery vans, and other vehicles and equipment that can pose a danger to pedestrians or workers. When a vehicle is reversing, the reversing alarm usually emits a loud beep, which is a warning sign that alerts people who may be walking or working nearby.
Specification :
| Sound pressure | 92±4(A)AT 4FT |
| Voltage | 12~24VDC |
| Maximum current | 0.6A |
| Temperature | -40°C ~ 100°C |
| Frequency | 500Hz~7KHz±10% |
| Work cycle | 2.86second |
| Weight | 300g |
B80 S High Voltage Car Backup Alarm 97dB IP68 Beep Sound Siren
The UR-B80 voice alarm is meticulously engineered for a diverse array of medium-sized vehicles and equipment, specifically designed to elevate safety in environments with light to moderate background noise. This state-of-the-art alarm system boasts effortless installation and renowned durability, making it an indispensable tool for any driver. In complex driving scenarios, especially when maneuvering through blind spots during turns or reverse driving, our cutting-edge alarm emits distinct and attention-grabbing voice prompts, guiding drivers and nearby individuals to stay vigilant about safety.
Specification :
| Model | UR-B8-S |
| Voltage (VDC) | 12~24 or 24~48 |
| Sound pressure (± 4dBA @ 4FT) | 97 |
| Current | <0.6A |
| Operating temperature | -40ºC~85ºC |
| Waterproof level | IP68 |
| Sound | depends vocal |
| Weight | 350g |
UR-B80 L 12~24V 97dB audible alarm talking alarm for hazardous area
“Move away safely, you are in a hazardous area”
It is mainly applicable to various types of voice alarms. Due to its unique cavity design, its voice effect is more pleasing to the ear than ordinary alarm products.
In addition to ordinary reversing voice prompts, multiple sets of voice signals can be customized, including left and right turns, music, and various other operation prompts.
We also provide various voice customization services, that is, you only need to provide text content.
Specification :
| Model | UR-B8-S |
| Voltage (VDC) | 12~24 or 24~48 |
| Sound pressure (± 4dBA @ 4FT) | 97 |
| Current | <0.6A |
| Operating temperature | -40ºC~85ºC |
| Waterproof level | IP68 |
| Sound | depends vocal |
| Weight | 350g |